Aborting Calibration; Front Panel Calibration - Keithley 2700 Service Manual

2-6 Calibration

Aborting calibration

You can abort the front panel calibration process at any time by pressing EXIT. The instru-
ment will then ask you to confirm your decision to abort with the following message:
ABORT CAL?
Press EXIT to abort calibration at this point, or press any other key to return to the calibra-
tion process.
NOTE

Front panel calibration

Follow the steps in the following paragraphs in the order shown for comprehensive, DC
only, and AC only calibration procedures.
The procedures for front panel calibration include:
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Preparing the Model 2700 for calibration
1.
2.
The Model 2700 will not respond to any remote programming commands while the
ABORT CAL? message is displayed.
Preparing the Model 2700 for calibration
Front panel short and open calibration
DC voltage calibration
Resistance calibration
DC current calibration
AC voltage calibration
AC current calibration
Setting calibration dates
Turn on the Model 2700, and allow it to warm up for at least two hours before perform-
ing a calibration procedure.
Start the calibration process as follows:
a. Access the calibration menu by pressing SHIFT then TEST, then display TEST:
CALIB using the up or down range key. Press ENTER.
b. Use the up or down range key to scroll through the available calibration menu
items until the unit displays RUN, then press ENTER.
c. At the prompt, enter the calibration code. (The default code is 002700.) Use the
left and right arrow keys to move among the digits; use the up range key to incre-
ment numbers, and press the down range key to specify alphabetic letters. Confirm
the code by pressing ENTER.
d. Choose N at the prompt to proceed without changing the code, then press ENTER.